Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

===================================================================
RCS file: /ftp/cvs/cvsroot/src/sys/arch/arm/ep93xx/epcom.c,v
rcsdiff: /ftp/cvs/cvsroot/src/sys/arch/arm/ep93xx/epcom.c,v: warning: Unknown phrases like `commitid ...;' are present.
retrieving revision 1.30
retrieving revision 1.30.18.1
diff -u -p -r1.30 -r1.30.18.1
--- src/sys/arch/arm/ep93xx/epcom.c	2015/04/13 21:18:41	1.30
+++ src/sys/arch/arm/ep93xx/epcom.c	2020/04/13 08:03:34	1.30.18.1
@@ -1,4 +1,4 @@
-/*	$NetBSD: epcom.c,v 1.30 2015/04/13 21:18:41 riastradh Exp $ */
+/*	$NetBSD: epcom.c,v 1.30.18.1 2020/04/13 08:03:34 martin Exp $ */
 /*
  * Copyright (c) 1998, 1999, 2001, 2002, 2004 The NetBSD Foundation, Inc.
  * All rights reserved.
@@ -73,7 +73,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: epcom.c,v 1.30 2015/04/13 21:18:41 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: epcom.c,v 1.30.18.1 2020/04/13 08:03:34 martin Exp $");
 
 #include "opt_ddb.h"
 #include "opt_kgdb.h"
@@ -213,14 +213,9 @@ epcom_attach_subr(struct epcom_softc *sc
 	tp->t_hwiflow = epcomhwiflow;
 
 	sc->sc_tty = tp;
-	sc->sc_rbuf = malloc(EPCOM_RING_SIZE << 1, M_DEVBUF, M_NOWAIT);
+	sc->sc_rbuf = malloc(EPCOM_RING_SIZE << 1, M_DEVBUF, M_WAITOK);
 	sc->sc_rbput = sc->sc_rbget = sc->sc_rbuf;
 	sc->sc_rbavail = EPCOM_RING_SIZE;
-	if (sc->sc_rbuf == NULL) {
-		printf("%s: unable to allocate ring buffer\n",
-		    device_xname(sc->sc_dev));
-		return;
-	}
 	sc->sc_ebuf = sc->sc_rbuf + (EPCOM_RING_SIZE << 1);
 	sc->sc_tbc = 0;